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1、Unit 2 Wheres the post office?There is a post office on Bridge Street.-Where is the post office?-Its on Bridge Street.Is there a bank near here?Yes,there is.Its on Center Street.There be 句型：句型：它表示某处它表示某处存在有存在有什么人或物什么人或物。Eg.There is a book on the desk.There are 36 students in Grade four.它表示某它表示某人人存在有
2、存在有什么人或物什么人或物。Eg.I have a book on the desk.I have two pieces of chalk.There be 句型结构：句型结构：There be 主语主语介词短语介词短语There be 代表代表“有有”,be指指be动词动词is,are。由主语决定由主语决定be动词动词。There be 句型：句型：there is+a+单数可数名词单数可数名词+地点地点Eg.There is a book on the desk.Eg.There is a desk in the classroom.There be 句型：句型：there are+可数名
3、词的复数形式可数名词的复数形式+地点地点Eg.There are 36 students in the claasroom.Eg.There are many desks in the classroom.There is a sofa in the room.There are twelve balls under the bed.1.房间里房间里有有一一张沙发。张沙发。2.床下床下有有个球。个球。.篮子里篮子里有有一一个苹果，四个鸡蛋。个苹果，四个鸡蛋。There is an apple,four eggs in the basket.2.篮子里篮子里有有四个鸡蛋四个鸡蛋，一个苹果。，一个
4、苹果。There are four eggs,an apple in the basket.There be 句型的句型的临近原则临近原则：由离：由离be动词动词最最近的主语近的主语决定用决定用is 或或are。1.在桌子下有一本书。在桌子下有一本书。2.在书橱里有一些书。在书橱里有一些书。3.在地上有一个篮球。在地上有一个篮球。There is a book under the table(desk).some booksThere are in the bookcase.a basketballThere is on the floor.2.某地没有某物。There isnt +a/an+
5、n.+in the.1 没有2 某物 3 在某地 （介词短语）There arent +(any)+n.-s +in the.3.某地有某物吗?Is there +a/an+n.+in the?1 有2 某物3 在某地吗 （介词短语）Are there +(any)+n.-s +in the?Yes,there is./No,there isnt.Yes,there are./No,there arent.1.在第五条大街上有一家超市吗?2.在你家附近有宾馆吗?3.在邮局后边有饭馆吗?Is there a supermarket on Fifth Avenue?Is there a hotel near your home?Is there a restaurant behind the post office?according to the picture on the book,make dialoge with your parter,using there be sentence structure.